TITLE 35: ENVIRONMENTAL PROTECTION SUBTITLE B: AIR POLLUTION CHAPTER I: POLLUTION CONTROL BOARD SUBCHAPTER c: EMISSION STANDARDS AND LIMITATIONS FOR STATIONARY SOURCES PART 212 VISIBLE AND PARTICULATE MATTER EMISSIONS The General Assembly's Illinois Administrative Code database includes only those rulemakings that have been permanently adopted. This menu will point out the Sections on which an emergency rule (valid for a maximum of 150 days, usually until replaced by a permanent rulemaking) exists. The emergency rulemaking is linked through the notation that follows the Section heading in the menu. View Entire Part SUBPART A: GENERAL Section 212.100 Scope and Organization Section 212.107 Measurement Method for Visible Emissions Section 212.108 Measurement Methods for PM-10 Emissions and Condensible PM-10 Emissions Section 212.109 Measurement Methods for Opacity Section 212.110 Measurement Methods For Particulate Matter Section 212.111 Abbreviations and Units Section 212.112 Definitions Section 212.113 Incorporations by Reference SUBPART B: VISUAL EMISSIONS Section 212.121 Opacity Standards (Repealed) Section 212.122 Visible Emissions Limitations for Certain Emission Units For Which Construction or Modification Commenced On or After April 14, 1972 Section 212.123 Visible Emissions Limitations for All Other Emission Units Section 212.124 Exceptions Section 212.125 Determination of Violations Section 212.126 Adjusted Opacity Standards Procedures SUBPART D: PARTICULATE MATTER EMISSIONS FROM INCINERATORS Section 212.181 Limitations for Incinerators Section 212.182 Aqueous Waste Incinerators Section 212.183 Certain Wood Waste Incinerators Section 212.184 Explosive Waste Incinerators Section 212.185 Continuous Automatic Stoking Animal Pathological Waste Incinerators SUBPART E: PARTICULATE MATTER EMISSIONS FROM FUEL COMBUSTION EMISSION UNITS Section 212.201 Emission Units For Which Construction or Modification Commenced Prior to April 14, 1972, Using Solid Fuel Exclusively Located in the Chicago Area Section 212.202 Emission Units For Which Construction or Modification Commenced Prior to April 14, 1972, Using Solid Fuel Exclusively Located Outside the Chicago Area Section 212.203 Controlled Emission Units For Which Construction or Modification Commenced Prior to April 14, 1972, Using Solid Fuel Exclusively Section 212.204 Emission Units For Which Construction or Modification Commenced On or After April 14, 1972, Using Solid Fuel Exclusively Section 212.205 Coal-fired Industrial Boilers For Which Construction or Modification Commenced Prior to April 14, 1972, Equipped with Flue Gas Desulfurization Systems Section 212.206 Emission Units Using Liquid Fuel Exclusively Section 212.207 Emission Units Using More Than One Type of Fuel Section 212.208 Aggregation of Emission Units For Which Construction or Modification Commenced Prior to April 14, 1972 Section 212.209 Village of Winnetka Generating Station (Repealed) Section 212.210 Emissions Limitations for Certain Fuel Combustion Emission Units Located in the Vicinity of Granite City SUBPART K: FUGITIVE PARTICULATE MATTER Section 212.301 Fugitive Particulate Matter Section 212.302 Geographical Areas of Application Section 212.304 Storage Piles Section 212.305 Conveyor Loading Operations Section 212.306 Traffic Areas Section 212.307 Materials Collected by Pollution Control Equipment Section 212.308 Spraying or Choke-Feeding Required Section 212.309 Operating Program Section 212.310 Minimum Operating Program Section 212.312 Amendment to Operating Program Section 212.313 Emission Standard for Particulate Collection Equipment Section 212.314 Exception for Excess Wind Speed Section 212.315 Covering for Vehicles Section 212.316 Emission Limitations for Emission Units in Certain Areas SUBPART L: PARTICULATE MATTER EMISSIONS FROM PROCESS EMISSION UNITS Section 212.321 Process Emission Units For Which Construction or Modification Commenced On or After April 14, 1972 Section 212.322 Process Emission Units For Which Construction or Modification Commenced Prior to April 14, 1972 Section 212.323 Stock Piles Section 212.324 Process Emission Units in Certain Areas SUBPART N: FOOD MANUFACTURING Section 212.361 Corn Wet Milling Processes Section 212.362 Emission Units in Certain Areas SUBPART O: PETROLEUM REFINING, PETROCHEMICAL AND CHEMICAL MANUFACTURING Section 212.381 Catalyst Regenerators of Fluidized Catalytic Converters SUBPART Q: STONE, CLAY, GLASS AND CONCRETE MANUFACTURING Section 212.421 Portland Cement Processes For Which Construction or Modification Commenced On or After April 14, 1972 Section 212.422 Portland Cement Manufacturing Processes Section 212.423 Emission Limits for the Portland Cement Manufacturing Plant Located in LaSalle County, South of the Illinois River Section 212.424 Fugitive Particulate Matter Control for the Portland Cement Manufacturing Plant and Associated Quarry Operations Located in LaSalle County, South of the Illinois River Section 212.425 Emission Units in Certain Areas SUBPART R: PRIMARY AND FABRICATED METAL PRODUCTS AND MACHINERY MANUFACTURE Section 212.441 Steel Manufacturing Processes Section 212.442 Beehive Coke Ovens Section 212.443 Coke Plants Section 212.444 Sinter Processes Section 212.445 Blast Furnace Cast Houses Section 212.446 Basic Oxygen Furnaces Section 212.447 Hot Metal Desulfurization Not Located in the BOF Section 212.448 Electric Arc Furnaces Section 212.449 Argon-Oxygen Decarburization Vessels Section 212.450 Liquid Steel Charging Section 212.451 Hot Scarfing Machines Section 212.452 Measurement Methods Section 212.455 Highlines on Steel Mills Section 212.456 Certain Small Foundries Section 212.457 Certain Small Iron-Melting Air Furnaces Section 212.458 Emission Units in Certain Areas SUBPART S: AGRICULTURE Section 212.461 Grain-Handling and Drying in General Section 212.462 Grain-Handling Operations Section 212.463 Grain Drying Operations Section 212.464 Sources in Certain Areas SUBPART T: CONSTRUCTION AND WOOD PRODUCTS Section 212.681 Grinding, Woodworking, Sandblasting and Shotblasting SUBPART U: ADDITIONAL CONTROL MEASURES Section 212.700 Applicability Section 212.701 Contingency Measure Plans, Submittal and Compliance Date Section 212.702 Determination of Contributing Sources Section 212.703 Contingency Measure Plan Elements Section 212.704 Implementation Section 212.705 Alternative Implementation Section 212.APPENDIX A Rule into Section Table Section 212.APPENDIX B Section into Rule Table Section 212.APPENDIX C Past Compliance Dates Section 212.ILLUSTRATION A Allowable Emissions from Solid Fuel Combustion Emission Sources Outside Chicago (Repealed) Section 212.ILLUSTRATION B Limitations for all New Process Emission Sources (Repealed) Section 212.ILLUSTRATION C Limitations for all Existing Process Emission Sources (Repealed) Section 212.ILLUSTRATION D McCook Vicinity Map Section 212.ILLUSTRATION E Lake Calumet Vicinity Map Section 212.ILLUSTRATION F Granite City Vicinity Map

AUTHORITY: Implementing Section 10 and authorized by Sections 27 and 28.5 of the Environmental Protection Act [415 ILCS 5/10, 27 and 28.5].

SOURCE: Adopted as Chapter 2: Air Pollution, Rules 202 and 203: Visual and Particulate Emission Standards and Limitations, R71-23, 4 PCB 191, filed and effective April 14, 1972; amended in R77-15, 32 PCB 403, at 3 Ill. Reg. 5, p. 798, effective February 3, 1979; amended in R78-10, 35 PCB 347, at 3 Ill. Reg. 39, p. 184, effective September 28, 1979; amended in R78-11, 35 PCB 505, at 3 Ill. Reg. 45, p. 100, effective October 26, 1979; amended in R78-9, 38 PCB 411, at 4 Ill. Reg. 24, p. 514, effective June 4, 1980; amended in R79-11, 43 PCB 481, at 5 Ill. Reg. 11590, effective October 19, 1981; codified at 7 Ill. Reg. 13591; amended in R82-1 (Docket A), at 10 Ill. Reg. 12637, effective July 9, 1986; amended in R85-33 at 10 Ill. Reg. 18030, effective October 7, 1986; amended in R84-48 at 11 Ill. Reg. 691, effective December 18, 1986; amended in R84-42 at 11 Ill. Reg. 1410, effective December 30, 1986; amended in R82-1 (Docket B) at 12 Ill. Reg. 12492, effective July 13, 1988; amended in R91-6 at 15 Ill. Reg. 15708, effective October 4, 1991; amended in R89-7(B) at 15 Ill. Reg. 17710, effective November 26, 1991; amended in R91-22 at 16 Ill. Reg. 7880, effective May 11, 1992; amended in R91-35 at 16 Ill. Reg. 8204, effective May 15, 1992; amended in R93-30 at 18 Ill. Reg. 11587, effective July 11, 1994; amended in R96-5 at 20 Ill. Reg. 7605, effective May 22, 1996; amended in R23-18 at 47 Ill. Reg. 12107, effective July 25, 2023; amended in R23-18(A) at 48 Ill. Reg. 13711, effective August 30, 2024.